The Happy Organ (Wood-Clowney-Kriegsmann) by Dave ‘Baby’ Cortez (born David Cortez Clowney)
This and Santo & Johnny’s “Sleep Walk” were the only two instrumentals to reach Billboard’s #1 spot in 1959.
THE 1959 HITS ARCHIVE - here in one place, a good-quality library of original-release-version best-sellers and songs that made an impact that were either released or enjoyed a major chunk of their popularity within the calendar year 1959 (some were recorded in 1958).